Home / 10,655.60-14,698.63-6,669.79

Finding the Fourth Proportional to 10,655.60, 14,698.63 and 6,669.79

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Solution

The fourth proportional to 10,655.60, 14,698.63 and 6,669.79 is: 9,200.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.60 : 14,698.63 = 6,669.79 : x
  2. Step 2: Convert to fraction form
    10,655.60/14,698.63 = 6,669.79/x
  3. Step 3: Cross multiply
    10,655.60x = 14,698.63 × 6,669.79
  4. Step 4: Simplify right side
    10,655.60x = 98,036,775.39
  5. Step 5: Solve for x
    x = 98,036,775.39/10,655.60
  6. Step 6: Final answer
    x = 9,200.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.